2009 BMW M3 vs. 2004 BMW 325
To start off, 2009 BMW M3 is newer by 5 year(s). Which means there will be less support and parts availability for 2004 BMW 325. In addition, the cost of maintenance, including insurance, on 2004 BMW 325 would be higher. At 3,999 cc (8 cylinders), 2009 BMW M3 is equipped with a bigger engine. In terms of performance, 2009 BMW M3 (414 HP @ 8300 RPM) has 230 more horse power than 2004 BMW 325. (184 HP @ 7250 RPM). In normal driving conditions, 2009 BMW M3 should accelerate faster than 2004 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW M3 weights approximately 215 kg more than 2004 BMW 325. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2009 BMW M3 (400 Nm) has 163 more torque (in Nm) than 2004 BMW 325. (237 Nm). This means 2009 BMW M3 will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW 325.
Compare all specifications:
| 2009 BMW M3 | 2004 BMW 325 | |
| Make | BMW | BMW |
| Model | M3 | 325 |
| Year Released | 2009 | 2004 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3999 cc | 2490 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 414 HP | 184 HP |
| Engine RPM | 8300 RPM | 7250 RPM |
| Torque | 400 Nm | 237 Nm |
| Engine Compression Ratio | 12.0:1 | 10.5:1 |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1810 kg | 1595 kg |
| Vehicle Length | 4620 mm | 4480 mm |
| Vehicle Width | 1810 mm | 1750 mm |
| Vehicle Height | 1400 mm | 1420 mm |
| Wheelbase Size | 2770 mm | 2730 mm |
| Fuel Consumption Highway | 11.8 L/100km | 8.1 L/100km |
| Fuel Consumption City | 18.1 L/100km | 11.8 L/100km |
| Fuel Consumption Overall | 12.9 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 63 L | 63 L |
